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5x^{4}+9x-26
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5x^{4}+9x-26
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7x^{4}+9x-2x^{4}-26
Use the distributive property to multiply -2 by x^{4}+13.
5x^{4}+9x-26
Combine 7x^{4} and -2x^{4} to get 5x^{4}.
7x^{4}+9x-2x^{4}-26
Use the distributive property to multiply -2 by x^{4}+13.
5x^{4}+9x-26
Combine 7x^{4} and -2x^{4} to get 5x^{4}.
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